Prosecution Insights
Last updated: July 17, 2026

Chevron Phillips Chemical Company L.P.

13 pending office actions • 8 art units • 11 examiners • 0 of 13 (0%) have an AI response strategy ready • 42 patents granted in the last 365 days

Portfolio Summary

13
Total Pending OAs
10
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
0
Due later

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

0
Hard (0%)
9
Medium (69%)
2
Easy (15%)
2
Unknown (15%)

Rejection Statute Mix

BucketCases
§103 only9 (69%)
§112 only1 (8%)
Double-patenting only1 (8%)
No statute on record2 (15%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

8
Life Sciences
62% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
15% of docket
3
Business / Other
23% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

130 h
Manual time on pending OAs
26 h
Time saved (low, 20%)
46 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
FADHEL, ALI Z 3 76.3% +9.0%
ARMSTRONG, KYLE 1 72.2% +29.9%
CHONG, JASON Y 1 73.6% +16.9%
STEIN, MICHELLE 1 44.2% +34.5%
NGUYEN, TAM M 1 77.1% +11.5%
CEPLUCH, ALYSSA L 1 62.3% +25.1%
MCKANE, ELIZABETH L 1 62.6% +25.8%
LALISSE, REMY FREDERIC 1 100.0% +0.0%
TRUONG, MINH D 1 67.0% +24.4%
LEE, RIP A 1 83.4% -4.2%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18456557 METHODS FOR MAKING SUPPORTED LATE TRANSITION METAL CATALYSTS LALISSE, REMY FREDERIC 35d overdue
18313080 DETERMINING THE LIQUID COMPOSITION IN A LOOP SLURRY POLYMERIZATION REACTOR LEE, RIP A

Interview Candidates (7)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 7 ordered by deadline are shown.

App #TitleExaminerDue in
18642898 CATALYST SYSTEM AND ETHYLENE OLIGOMERIZATION PROCESS FOR THE PREPARATION OF LINEAR ALPHA OLEFINS CEPLUCH, ALYSSA L 26d overdue
18808186 INTEGRATED PROCESSES UTILIZING WATER ELECTROLYSIS AND OXIDATIVE DEHYDROGENATION OF ETHANE ARMSTRONG, KYLE
18731269 CONVERTING HYDROGENATION CATALYST DEACTIVATION COMPOUNDS TO NONREACTIVE COMPOUNDS UPSTREAM OF A LIQUID PHASE HYDROGENATION REACTOR CHONG, JASON Y
18645557 METHOD FOR PRODUCING PAO-BASED CIRCULAR PRODUCTS FROM RECYCLED USED OIL FEEDSTOCKS STEIN, MICHELLE
18642892 PHOSPHINE-IMINO-QUINOLINE AND RELATED LIGANDS FOR USE IN ETHYLENE OLIGOMERIZATION PROCESSES NGUYEN, TAM M
18419288 LIQUID FLUSH TO REMOVE AND PREVENT SOLIDS ACCUMULATION IN A HEAT EXCHANGER FOR A LIQUID PHASE HYDROGENATION REACTOR MCKANE, ELIZABETH L
18317149 COMPRESSOR CYLINDER LUBRICATION SYSTEMS AND METHODS UTILIZING THREE-WAY VALVES TRUONG, MINH D

Top Art Units

Art UnitApps
1772 3
1771 2
3619 1
3991 1
1732 1
3654 1
1762 1
1773 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18944112 ETHYLENE TRIMERIZATION CATALYST SYSTEMS CONTAINING AROMATIC SOLVENTS FADHEL, ALI Z §103 Non-Final OA Pending Nov 12, 2024
18918195 SELECTIVE 1-HEXENE/1-OCTENE PRODUCTION WITH 1-DECENE FADHEL, ALI Z DP Non-Final OA Pending Oct 17, 2024
18808186 INTEGRATED PROCESSES UTILIZING WATER ELECTROLYSIS AND OXIDATIVE DEHYDROGENATION OF ETHANE ARMSTRONG, KYLE 3619 Non-Final OA Pending Aug 19, 2024
18731269 CONVERTING HYDROGENATION CATALYST DEACTIVATION COMPOUNDS TO NONREACTIVE COMPOUNDS UPSTREAM OF A LIQUID PHASE HYDROGENATION REACTOR CHONG, JASON Y 1772 §103 Non-Final OA Pending Jun 01, 2024
18645557 METHOD FOR PRODUCING PAO-BASED CIRCULAR PRODUCTS FROM RECYCLED USED OIL FEEDSTOCKS STEIN, MICHELLE 1771 §103 Final Rejection Pending Apr 25, 2024
18642892 PHOSPHINE-IMINO-QUINOLINE AND RELATED LIGANDS FOR USE IN ETHYLENE OLIGOMERIZATION PROCESSES NGUYEN, TAM M 1771 §103 Non-Final OA Pending Apr 23, 2024
18642898 CATALYST SYSTEM AND ETHYLENE OLIGOMERIZATION PROCESS FOR THE PREPARATION OF LINEAR ALPHA OLEFINS CEPLUCH, ALYSSA L 1772 §103 Final Rejection 26d overdue Pending Apr 23, 2024
18419288 LIQUID FLUSH TO REMOVE AND PREVENT SOLIDS ACCUMULATION IN A HEAT EXCHANGER FOR A LIQUID PHASE HYDROGENATION REACTOR MCKANE, ELIZABETH L 3991 Other Non-Final OA Pending Jan 22, 2024
18456557 METHODS FOR MAKING SUPPORTED LATE TRANSITION METAL CATALYSTS LALISSE, REMY FREDERIC 1732 §103 Non-Final OA 35d overdue Pending Aug 28, 2023
18457051 POLYALPHAOLEFINS MADE FROM DIMER OLEFINS OBTAINED FROM BRANCHED C10 MONOOLEFINS USING SOLID ACID CATALYST FADHEL, ALI Z 1772 §103 Non-Final OA Pending Aug 28, 2023
18317149 COMPRESSOR CYLINDER LUBRICATION SYSTEMS AND METHODS UTILIZING THREE-WAY VALVES TRUONG, MINH D 3654 §112 Non-Final OA Pending May 15, 2023
18313080 DETERMINING THE LIQUID COMPOSITION IN A LOOP SLURRY POLYMERIZATION REACTOR LEE, RIP A 1762 §103 Non-Final OA Pending May 05, 2023
18059844 SYSTEMS AND TECHNIQUES FOR POLYMER PRODUCT WITHDRAWAL BUI, DUNG H 1773 §103 Final Rejection Pending Nov 29, 2022

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